Element of a shoe upper



FIG. 1 is a side elevational view of an element of a shoe upper showing my new design;

FIG. 2 is a frontal perspective view of the element of a shoe upper of FIG. 1;

FIG. 3 is a rear perspective view of the element of a shoe upper of FIG. 1; and,

FIG. 4 is a top plan view of the element of a shoe upper of FIG. 1.

The broken line showing of the remainder of the shoe is for illustration purposes only and forms no part of the claimed design. 

The ornamental design for an element of shoe upper, as shown and described. 